Features: The PLX8747 NVMe Expansion Card enables four M.2 ssds installation without BIOS configuration, supporting 2242/2260/2280/22110 drive throughes pcie3.0 PLX8747 chip 48 lane hardware bifurcation. Featuring interchangeables full height (111.15mm) and low profile (68.90mm) brackets with active cooling system 40mm silents fan and aluminum heatsinks ensure stable 16000MB/s bandwidth during intensive ssds operations. for PC enthusiasts, data center technicians, and workstations users requiring fast speed storage expansion in systems or enterprise environment. Optimizes video editing rigs, multiple disk NASs configuration, and gaming PC where simultaneous access to multiple NVMe drive enhances workflows efficiency. This metal constructed PCIe adapters offer automatic driverfree detection across / systems with UEFI boot support, for consumer motherboards and servers grade platforms. Specifications: Material: Metal Size: 196x56mm Package Includes: 1PC NVMe ssds Expansion Card note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.